Helical gear differential housing



FIG. 1 is a front perspective view of a first embodiment of a helicalgear differential housing showing the new design.

FIG. 2 is a rear perspective view of the first embodiment of the helicalgear differential housing of FIG. 1.

FIG. 3 is a front view of the first embodiment of the helical geardifferential housing of FIG. 1.

FIG. 4 is a rear view of the first embodiment of the helical geardifferential housing of FIG. 1.

FIG. 5 is a first side view of the first embodiment of the helical geardifferential housing of FIG. 1.

FIG. 6 is a second side view of the first embodiment of the helical geardifferential housing of FIG. 1; and,

FIG. 7 is a third side view of the first embodiment of the helical geardifferential housing of FIG. 1.

Any portion of the helical gear differential housing shown in brokenlines is for the purpose of illustrating environmental structure andforms no part of the claimed design.

CLAIM The ornamental design for a helical gear differential housing, asshown and described.